Paradyne 8784 manuale d’uso

Hotwire ® 8784 TDM SDSL T ermination Unit with DSX-1 Interface User’ s Guide Docume nt No. 8784-A2-G B 2 0-30 F ebruar y 2001[...]

A February 2001 8784-A2-G B20-30 Copyright © 2001 Paradyne Corporation. All ri ght s reserve d. Printed in U .S.A. Notice This pu blicati on is protec ted by f ede ral cop yright la w . N o par t of this pu blicati on ma y be cop ied or distrib uted, tra nsmit ted, tr ansc ribed, store d in a re trie v al sy stem , or tra nslate d into a ny huma n[...]

8784-A2-G B20-30 F ebruary 2001 B Important S afety Inst ructions 1. Read a nd fol low all warning noti ces and i nstructions ma rked on t he product or i ncluded in the man ual. 2. Slots an d openings i n the cabine t are provi ded f or venti lation. T o ensu re reliabl e operatio n of the pro duct and to prote ct it from o verhe ating, these slot[...]

C February 2001 8784-A2-G B20-30 EMI Notices UNITED ST A TES – EMI NO TICE: This equi pment has b een tested and found to comply w ith the limits for a Class A digital de vice, pursua nt to P art 15 of the FCC rules. These limits are designed to pr ovid e reasonable protecti on against ha rmful interf erence when the equipment i s operated in a c[...]

8784-A2-G B20-30 F ebruary 2001 i Contents About This Guide Document Purpose and Intende d Audien ce . . . . . . . . . . . . . . . . . . . . v Document Summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . v Product- Related Doc uments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . v i 1 About the Hotw[...]

Conten ts ii February 2001 8784-A2-G B20-30 3 Initial Startup and Configuration Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1 Entering Id entity Info rmation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-2 Configur ing the Uni t . . . . . . . . . . . . . . . . . . . . [...]

Contents 8784-A2-G B20-30 F ebruary 2001 iii 5T e s t i n g Accessing the Test Men u . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-1 Running Ne twork Tests . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-2 Line Loop back . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .[...]

Conten ts iv February 2001 8784-A2-G B20-30 A Configuration Options Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-1 Network I nterface Op tions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-2 DSX-1 In terface Op tions . . . . . . . . . . . . . . . . . . . . . . . . .[...]

8784-A2-G B20-30 F ebruary 2001 v About Th is Guide Document Purpose and Intended A udie nce This guid e cont ains infor matio n needed to set up, configu re, and operate the 2-por t Hotwir e 8784 Time Division Multip le xer Symmetr ic Di gital Sub scr iber Li ne (TDM S DSL) T er min ation U nit, an d is inte nded for insta llers and operators. Doc[...]

Abou t T his Gu ide vi Febru ary 2001 8784-A2-GB20-30 Pr oduct-Related Documents Contact your sal es or ser v ice re presentat ive to order add itional p roduct document ation. P aradyne d ocuments are also available on the World Wi de Web at www .parady ne .com . Select Librar y → T ec hnical M anuals. Appendix D , T echnical Specific ations Con[...]

8784-A2-G B20-30 F ebruary 2001 1-1 1 About the Hotwir e 8784 T ermination Unit TDM SDSL Overview Hotwire  Tim e Divis ion Multi plex er Symm etric Di gital Su bscr iber L ine (TD M SDSL) p roducts maximi ze customer s er vice a reas by varyi ng the DSL l ine rate. This en sures sy mmetr ic DSL conne ctivity ov er a wi de range of telepho ne lin[...]

1. Ab out th e H otwi re 878 4 Te rmi nati on Unit 1-2 February 2 001 8784-A2-G B20-30 Hotwir e 8784 T ermination Unit F eatures The 2-por t H otwire 878 4 TDM SDS L T er m inatio n Unit is a circuit b oard mou nted in a Hotwire 8600 or 8 800 Ser ies Di gital Su bscr iber Line Acces s Multipl ex er (DSLAM) and use d to transpo r t s ignals a t high[...]

1. About the Hotwire 8784 Termination U nit 8784-A2-G B20-30 F ebruary 2001 1-3 Network Conf iguration Figure 1-1, Sampl e CO-to-CP Configuration , sh ows a T1 n etwork applica tion using a H otwire 87 84 TDM SDSL T er min ation Unit for access concen tration in a central of fice (CO ). A frame r elay s witch an d a route r are conne cted t o par t[...]

1. Ab out th e H otwi re 878 4 Te rmi nati on Unit 1-4 February 2 001 8784-A2-G B20-30 SNMP Management Capabilit ies The Hotwi re 8784 T er m ination Un it sup por ts S NMP V ers ion 1, and can be managed by any in dustr y- standard SNMP man ager and acces sed us ing SNMP by extern al SNM P mana ger s. Managem ent Inf ormation Bas e (MIB) Suppo rt [...]

8784-A2-G B20-30 F ebruary 2001 2-1 2 Using the Asynchr onous T erminal Interface User Interface Access Y ou can communi cate with the as ynchrono us ter min al interface (A TI) using on e of the following metho ds: Direct con nection t hrough the Manag ement Ser ial por t of th e DSLAM ( locally or via an exter nal m odem). T el net session using [...]

2. Using the Asynchro nous Termina l Interf ace 2-2 February 2 001 8784-A2-G B20-30 Logging In to t he Ho twir e DSLAM Y ou can lo g in to the Hotwire DS LAM syste m using e ither a loc al VT100-c ompati b le te r minal or a rem ote T e lnet c onnectio n. After you ente r your user ID and password, the system displays the H otwire Chassis M ain Men[...]

2. Us ing the Asyn chronous Te rminal Interface 8784-A2-G B20-30 F ebruary 2001 2-3 After you ente r a valid login I D and pa ss word, t he Main Menu app ears. The four branches of the Ma in Menu are as follows: What a ppears o n the scree ns de pends on the: Current configuratio n – How your unit is c urrently configur ed. Effective s ecurity ac[...]

2. Using the Asynchro nous Termina l Interf ace 2-4 February 2 001 8784-A2-G B20-30 Menu Hierar c h y The following illu stration s hows the paths to the d iff erent A TI sc reens. Main Status Te s t System and T est Status P erformance Statistics Display LEDs Identity Network Error Statistics Network P erformance Statistics Configuration Control D[...]

2. Us ing the Asyn chronous Te rminal Interface 8784-A2-G B20-30 F ebruary 2001 2-5 Screen W ork Ar eas There ar e two user wor k areas : Scr een ar ea – This is t he area a bov e the dotted line that p rovides th e menu path, menus, and i nput fiel ds. The menu pa th appe ars as the f irst li ne on the s creen. In this ma nual, the menu path is [...]

2. Using the Asynchro nous Termina l Interf ace 2-6 February 2 001 8784-A2-G B20-30 Na vigating the Screens Y ou can naviga te the scree ns by: Usin g ke yboa rd k e ys Using fun ction ke ys Switchi ng between the two scre en areas K eyboard K eys Use the following keyboard ke ys to n avigate wit hin the sc reen. Proc edure T o m ake a menu or fie [...]

2. Us ing the Asyn chronous Te rminal Interface 8784-A2-G B20-30 F ebruary 2001 2-7 The curren t setti ng or value appear s to the r ight of the fiel d name. Y ou can enter informati on into a selected field by: T yp ing in the first lette r(s) of a field value or c ommand . Switchi ng from th e scree n area to the functi on ke y and message area b[...]

2. Using the Asynchro nous Termina l Interf ace 2-8 February 2 001 8784-A2-G B20-30 Swit ching B etween Sc reen W ork Areas Select C trl- a to switch between th e two screen ar eas. Proc edure T o ac cess the s creen function a rea below the dotted lin e: 1. Press Ctrl-a to switch from the s creen a rea to the function keys . 2. Enter th e desi gna[...]

2. Us ing the Asyn chronous Te rminal Interface 8784-A2-G B20-30 F ebruary 2001 2-9 Ending an A TI Session Use the E xit fun ction key from any screen to ter minate th e session . Proc edure T o en d a se ssion wi th the a synchron ous ter m inal inte rface: 1. Press Ctrl-a to go to the function ke ys. 2. S av e chan ges if r equired. A con fir mat[...]

2. Using the Asynchro nous Termina l Interf ace 2-10 February 2 001 8784-A2-G B20-30[...]

8784-A2-G B20-30 F ebruary 2001 3-1 3 Initi al Start up an d Conf ig urati o n Overview This chapter provides in stru ctions on how to access the unit for the fi rst time, configur e it, download fir mware, disable or re set the A utoRate f e ature, restore access to the A TI, and rese t the un it. These pr ocedur es incl ude: Enter ing Ident ity I[...]

3. Initia l Startup an d Configura tion 3-2 February 2 001 8784-A2-G B20-30 Entering Identity Information After ac cessi ng the unit f or the first tim e, use the Chan ge Ident ity scree n to deter mine S NMP ad ministrative syste m information that will be displ a yed on the Identity sc reen. T o ac cess the Iden tity screen, follow this m enu sel[...]

3. Init ial Startup and Conf igu rati on 8784-A2-G B20-30 F ebruary 2001 3-3 Proc edure T o c hange Iden tity informat ion: 1. P ositio n the cur sor in t he Syste m Name field. Ent er a name uniqu e in your network to ide ntify the SNMP mana ged nod e (or un it). 2. P ositio n the curso r in the S ystem L ocatio n field. Ente r the p h ysic al loc[...]

3. Initia l Startup an d Configura tion 3-4 February 2 001 8784-A2-G B20-30 Make a selectio n by placing the cu rsor at your cho ice and p ressing Enter . Curr ent and Defa ult F actory Configurations The Confi guration E dit/Displ ay sc reen app ears when the cu rrent or d efault configura tion is l oaded. T o acc ess the Co nfiguration Edit/ Disp[...]

3. Init ial Startup and Conf igu rati on 8784-A2-G B20-30 F ebruary 2001 3-5 See Appe ndix A, Configura tion Opti ons , for a list and ex plan ation o f the configura tion op tions available. Conf iguration Loader The Confi guration Lo ader sc reen all ows you to upload config urations to and download configura t ions from a TFTP ser ver . T o acce[...]

3. Initia l Startup an d Configura tion 3-6 February 2 001 8784-A2-G B20-30 Proc edure T o up load o r download a config uration: 1. P ositio n the cur sor in t he Image F ile Name field. T ype th e name o f the file to be downloaded, or the na me to be used for the file to be uplo aded. The file na me may be a r egular path n ame expression o f di[...]

3. Init ial Startup and Conf igu rati on 8784-A2-G B20-30 F ebruary 2001 3-7 Sa ving Conf iguration Changes When cha nges are made t o the c onfiguratio n optio ns throu gh the C onfiguratio n Edit/D isplay menu, the chang es must be s av ed to take eff ect. Us e the S ave function ke y to go t o the Save Configuration screen. Proc edure T o s av e[...]

3. Initia l Startup an d Configura tion 3-8 February 2 001 8784-A2-G B20-30 Downloading Firmwar e The Download Code scre en allows y ou to do wnload firmware from a TFTP ser ver . T o ac cess the D ownload Code scree n, follo w t his menu se lecti on se quence: Main M enu → Control → Download Code Proc edure T o downlo ad fir mware : 1. P ositi[...]

3. Init ial Startup and Conf igu rati on 8784-A2-G B20-30 F ebruary 2001 3-9 5. P ositio n the cur sor at th e Star t T ra nsf er f ield. U se the sp acebar t o select Y es. Press Enter . When the d ata transfer is co mplete: — If you select ed Y es i n Step 4, the u nit is reset. — If you select ed No , the T ransf er Status fi eld ch anges to[...]

3. Initia l Startup an d Configura tion 3-10 February 2 001 8784-A2-G B20-30 A utoRa te F eat ur e The AutoRate feature is desig ned to f ind the bes t rate poss ible f or your DSL loop conditi ons. After the DSL loop is up, configure the unit for a fixed rate. A utoRate can be enabled or disa bled from t he Networ k Inter f ace Options scre en and[...]

3. Init ial Startup and Conf igu rati on 8784-A2-G B20-30 F ebruary 2001 3-11 Resetting A utoRate The Res et A utoRat e func tion on the Control m enu causes the unit to repeat th e A utoRate se quenc e. The unit attemp ts to e stablish the DS L link at th e highe st rate (or t he v alu e of DS L Line Rate , whi ch repr esent s the A utoRa te cei l[...]

3. Initia l Startup an d Configura tion 3-12 February 2 001 8784-A2-G B20-30 Resetting the Unit If the user interface is functi onal and you woul d like to reset the u nit wit hout removing it fr om the DSL AM, you can r eset the u nit fr om the Contr ol menu. Proc edure T o res et the u nit from the C ontrol me nu: 1. Follow this menu sele ction s[...]

8784-A2-G B20-30 F ebruary 2001 4-1 4 Monitoring the Unit What to Monitor This cha pter pre sents inform ation on h ow to access and mo nitor uni t status and perf or mance statis tics on the netw ork. The fo llo wing sec tions de scribe ho w y ou can m onitor un it operatio ns: Viewing Sys tem and T est Status on page 4-2 — Health and Status Mes[...]

4. Moni toring the Unit 4-2 February 2 001 8784-A2-G B20-30 V iewi ng System and T est Status T o v iew System an d T est S tatus informati on, follo w this menu s electio n sequenc e: Main M enu → Status → System an d T es t Status The Syste m and T e st Status screen has t hree sect ions: Health and Status – Displays mes sages in prior ity [...]

4. Moni toring the Unit 8784-A2-G B20-30 F ebruary 2001 4-3 Health and Statu s Messages The following message s app ear in the first col umn of t he Syste m and T est S tatus screen . The highes t pr ior ity Health and St atus mes sage also ap pears o n all A TI screen s on the b ottom r ight. T able 4-1. Heal th and St atus Messages (1 of 2) Mess [...]

4. Moni toring the Unit 4-4 February 2 001 8784-A2-G B20-30 Net Com Link Down The Network communication link is down. Comm unicatio ns betw een the man ageme nt system a nd the L TU/NTU is no t possib le. 1. V erify that the network cab le is secu rely attache d at both ends . 2. V erify the link protocol f or th e COM po r t is conf igur ed correc[...]

4. Moni toring the Unit 8784-A2-G B20-30 F ebruary 2001 4-5 Self-T est Results Me ssages The resul ts of the last p ower-on or rese t self-te st appear in the mi ddle col umn of the Sys tem and T est St atus scr een. T e st Status Messages The T e st Sta tus me ssages in the f ollowing table ap pear in t he ri ght co lumn o f the System and T est S[...]

4. Moni toring the Unit 4-6 February 2 001 8784-A2-G B20-30 P erf ormanc e Statistics P erformanc e statis tics ca n assist you in deter mi ning the du ration of s pecif ic conditi ons and pr ovide a his tori cal con text f or pr oblem detectio n and an alysis. Statisti cs are maintaine d for up to 96 1 5-minute in ter vals (24 h ours). Select a po[...]

4. Moni toring the Unit 8784-A2-G B20-30 F ebruary 2001 4-7 The following Network Error S tatistic s are coll ected f or the selected por t: ES (Err ored Seconds): Seconds d urin g which one or more ESF error ev ents occurr ed. SES (Se verely Err ored Seconds): Seco nds du ring whi ch more than 320 cyc lic redund ancy ch eck (CRC) erro r e vents or[...]

4. Moni toring the Unit 4-8 February 2 001 8784-A2-G B20-30 V iewing Network Pe rformance Statistics Network performanc e statistic s allow you to monito r the curr ent status of the network DSL operation s. T o v iew Network Perf orm ance Sta tistics for a por t, follow this menu sel ection seque nce: Main M enu → Status → P erformanc e Stat i[...]

4. Moni toring the Unit 8784-A2-G B20-30 F ebruary 2001 4-9 Fields on this screen include This Field . . . Contains . . . Current In ter val Timer The num ber of secon ds which ha ve elapsed in th e current 15-min ute inte r val . Maximu m val ue is 900 se conds (15 minutes ). This coun ter resets ev ery 15 minutes. DSL Line Rate The ra te of the D[...]

4. Moni toring the Unit 4-10 February 2 001 8784-A2-G B20-30 V iewing Current Network P erf ormance The Current Net work P erforman ce Statisti cs screen allows you to monitor selecte d curren t network s tatus and error in f or m ation for both the near- and far-end uni ts from a s ingle sc reen. T o view Curren t Network P erformanc e f or a p or[...]

4. Moni toring the Unit 8784-A2-G B20-30 F ebruary 2001 4-11 Fields on this sc reen in clude: V iewing DSX-1 Perf ormance Statistics DSX-1 p erf orm ance sta tistics allow you to monitor the cur rent s tatus of th e DSX-1 interface when ESF framing is selected . T o v iew DSX-1 P erforma nce S tatistics, follo w this menu sele ction sequenc e: Main[...]

4. Moni toring the Unit 4-12 February 2 001 8784-A2-G B20-30 BES (Bur sty Errored Se c onds): Contains the number of bursty errored seconds for the cur rent inter v al. A bursty errore d second is any second wi th more than one but less than 320 CRC errors. LOFC (Loss of Frame Count ): Con tains the number of times that an LO F is declared. Status:[...]

4. Moni toring the Unit 8784-A2-G B20-30 F ebruary 2001 4-13 V iewi ng LED Status The sta tus of the fro nt panel LE Ds can b e viewed loca lly a nd remote ly on the Display LEDs stat us scr een. The LEDs a re organ ized into three groups: General LEDs di splay the st atus of the unit DSX-1 LEDs provide the s tatus of the DSX-1 i nterface DSL Loop [...]

4. Moni toring the Unit 4-14 February 2 001 8784-A2-G B20-30 Front P anel LEDs The following table descr ibes the meanin g and stat es of th e LEDs on the f ace plate. T ype LED LED is . . .* Indicating . . . SYSTEM OK (Green) On Off Slow Cycling Puls ing Device failure; sy stem p roces sin g has stopp ed. No po wer is bei ng delive red to the card[...]

8784-A2-G B20-30 F ebruary 2001 5-1 5 Te s t i n g Accessing the T est Me nu F rom the T est menu, you ca n run ne twork tes ts, data por t te sts, a lamp test for the front pan el LED s, or abor t all te sts. T o ac cess the T e st menu, follow this menu sel ection sequenc e: Main M enu → Te s t Select . . . T o . . . Network & DSX-1 T ests [...]

5. Tes tin g 5-2 February 2 001 8784-A2-G B20-30 Running Network T ests Network tests requ ire the pa r tic ipation of your network ser vic e provider . T o ac cess the Networ k & DS X-1 T ests sc reen, follow this menu sel ectio n seque nce: Main M enu → Te s t → Network & DSX-1 T ests Use the Command c olumn to s tar t or stop a test.[...]

5. Tes tin g 8784-A2-G B20-30 F ebruary 2001 5-3 Line Loopback A Line Lo opback (LLB) loops the received si gnal o n the networ k inter face back to the networ k withou t change. Proc edure T o r un a L ine Lo opback: 1. P ositio n the cur sor at the S tar t c ommand n e xt t o Line Loop back on the Network & DSX- 1 T es ts screen . 2. Press En[...]

5. Tes tin g 5-4 February 2 001 8784-A2-G B20-30 Repeater Loopback A Repeate r Loo pback (RLB) loo ps the s ignal be ing sent from the DSX-1 por t back to the DSX -1 por t . T1-to-T1 Repeate r Loopback T1-to-V .35 Repeater Loopback Proc edure T o r un a R epeater Lo opback: 1. P ositio n the cur sor at the S tar t com mand n e xt t o Repeat er Loop[...]

5. Tes tin g 8784-A2-G B20-30 F ebruary 2001 5-5 DTE Loopback A DTE L oopback loops th e DSX-1 s ignal b ack to itself before the signal i s sent to the F ra mer . Proc edure T o r un a D TE Loopb ack: 1. P ositio n the cur sor at the S tar t com mand n e xt t o DTE Loopba ck on the Network & DSX- 1 T es ts screen . 2. Press Enter. The Sta r t [...]

5. Tes tin g 5-6 February 2 001 8784-A2-G B20-30 Remote Send Line Loopback The local unit ini tiates thi s test by sendin g a line l oopback Up or Down c ommand to the rem ote unit for 10 se conds. When the re mote unit d etects th e loopb ack Up command, it puts itself in lin e loopback and l ights the front pane l T est LED . The remote u nit rem[...]

5. Tes tin g 8784-A2-G B20-30 F ebruary 2001 5-7 Send and Monitor 511 The Sen d and M onitor 511 te st ca uses the local and remo te unit s to send a 511 test patter n to eac h other . The front pane l T e st LED s of both u nits a re on dur ing the test. The d uration an d result s of th e test a re displ a yed on the Ne twork & DSX-1 T es ts [...]

5. Tes tin g 5-8 February 2 001 8784-A2-G B20-30 De vice T ests The De vice T ests men u lis ts a sin gle , card -le v e l test , th e Lamp T est . T o acce ss the Device T es ts scr een, follow this m enu sele ction sequence : Main M enu → Te s t → De vice T ests Lam p T est The Lamp T es t deter mines whether all LEDs ar e lighting a nd func [...]

5. Tes tin g 8784-A2-G B20-30 F ebruary 2001 5-9 Ending an Active T est Except f or t he Remote S end Line L oopback, a tes t initiate d by the user can be ended by the us er . A test in itiate d by the user can be end ed usi ng: T est Timeout option – Enable the T est Timeout system optio n so the unit can automa tically ter min ate tests, an d [...]

5. Tes tin g 5-10 February 2 001 8784-A2-G B20-30 T elco-Initiated T ests The Hotwi re 8784 T DM SDSL T er min ation Unit suppo r ts T elc o-initiate d tests as sh own in t he foll owi ng ta ble. T elco-Initiated Line Loopback The Hotwi re 8784 T er m ination Un it sup por ts l ine loop back as specif ied in A T& T TR 54016, A T&T TR 62411 [...]

5. Tes tin g 8784-A2-G B20-30 F ebruary 2001 5-11 T elco-Initiated Remote Line Loopback If Remot e T elco Loopba ck is enabled, a T e lco-ini tiated li ne loo pback loops received data at t he remote unit and p asses i t back to the T elco throu gh the l ocal unit. The following figure s hows the d ata flow for a remote T elco -initia ted payload l[...]

5. Tes tin g 5-12 February 2 001 8784-A2-G B20-30[...]

8784-A2-G B20-30 F ebruary 2001 6-1 6 Messages and T r oubleshooting Overview There ar e many mess ages availabl e to assess the sta tus of the device and contr ibute to problem res olutions. Refer to the following secti ons: Config urin g SNMP T raps on page 6-2 Device Mess ages on page 6-3 T roub les hootin g on page 6- 5[...]

6. Mess ages and Tro ubleshoo ting 6-2 February 2 001 8784-A2-G B20-30 Conf iguring SNMP T raps An SNM P trap can be automa tical ly sent out through the E OC or the Man agemen t por t to the SNMP manag er when the ter minatio n unit d etects cond itions s et by the user . These traps enable the SNMP mana ger to gau ge the stat e of the network . R[...]

6. Messa ges and Troub leshooti ng 8784-A2-G B20-30 F ebruary 2001 6-3 De vice Messages The De vice Messag e s i n T ab le 6-1, Device Messag es , listed i n alphabeti cal ord er , may appear in the m essag es area at th e bottom of the A TI sc reens. T ab le 6- 1. Device Mess age s ( 1 of 2) Device Messag e What Message Indicates What T o Do Acce [...]

6. Mess ages and Tro ubleshoo ting 6-4 February 2 001 8784-A2-G B20-30 Limit of six Logi n IDs reac hed An attempt t o enter a ne w login I D was m ade, and th e limit of six login /pass word combi nations has been reache d. 1. Delete a nother login/ pass word combi nation. 2. Re-enter the ne w login ID . No Securi ty Records to Delete Delet e w as[...]

6. Messa ges and Troub leshooti ng 8784-A2-G B20-30 F ebruary 2001 6-5 T ro ubleshooting The uni t is desi gned to pr ovide many years of trou ble-free se r vice. Howe ver , i f a problem occur s, ref er t o T able 6-2, T roubleshootin g , f or poss ib le solution s. T able 6-2. T roubl eshooting Sympt om Possible Cause Solutions Alar m LED i s on.[...]

6. Mess ages and Tro ubleshoo ting 6-6 February 2 001 8784-A2-G B20-30[...]

8784-A2-G B20-30 F ebruary 2001 7-1 7 Security Overview The ter mi nation unit provides sev eral method s of s ecur ity by limitin g user a ccess to the A TI th rough option setti ngs. Y ou can: Enable the T e lnet Lo gin Requi red optio n. Limit the acce ss by settin g a Ses sion Acc ess Lev e l option o f Operator f or the T el net Session . Disa[...]

7. Security 7-2 February 2 001 8784-A2-G B20-30 Cr eating a Login Login s apply to T el net acce ss di rectly to the Hotwi re 8784 T er m ination U nit. T he Adminis ter Logi ns menu opti on is not p resented when you acce ss the uni t through the MCC. Six log in ID/password combi nations a re av aila ble . E ach Login ID and Pass word must be u ni[...]

7. Security 8784-A2-G B20-30 F ebruary 2001 7-3 3. Create the login by enteri ng the following field s. Login IDs a nd passwords are case -sen siti ve . NO TE: Assign at least one Ad ministrator-l e vel Login ID . F ull acces s is nec essar y to make config uration option ch anges and adm inister l ogins. 4. Press Ctrl -a to switch to the fu nction[...]

7. Security 7-4 February 2 001 8784-A2-G B20-30 Controlling SNMP Access There ar e three me thods f or lim iting SNM P access. Disable the SN MP manage ment op tion. Refer to T able A-6, General SN MP Managemen t Options, i n Appendi x A, Configura tion Opti ons . Assign SNMP co mmunity nam es and access types. Limit SNM P acces s throu gh validati[...]

8784-A2-G B20-30 F ebruary 2001 8-1 8 IP Addr essing Selecting an IP Addressing Scheme Y our IP ad dressing scheme d epends in par t whethe r the M CC controll ing the chassis is r unning IP Conse r vativ e sof tware. Conf iguration s Not Running IP Cons erv at iv e Sof tware In a confi guration no t run ning IP Con ser vative software, the NTU ’[...]

8. IP Addre ssing 8-2 February 2 001 8784-A2-G B20-30 Review the f ollowin g informat ion in preparation for sel ecting an IP add ressin g scheme. Any legal h ost add ress is allowed for a given subnet. T he address choice within the subne t is arb itrar y . A singl e route to a sub net is al l that is needed to r each ev er y device on a subnet. T[...]

8784-A2-G B20-30 F ebruary 2001 A-1 A Conf igurat ion Opti ons Overview The tables in th is append ix summ ari ze the config uration opti ons acces sed when you select Co nfiguration on the Main Menu. T he confi guration options are arranged into groups bas ed upon fu nctional ity . NO TE: All cha nges to configu ration opti ons must be sav ed. Re [...]

A. Configu ratio n Opt ion s A-2 February 2 001 8784-A2-G B20-30 Netw ork Interface Opt ions F or N etwork I nterface Options, refer to T able A-1, N etwork I nterface Options . T o acces s the Netwo rk I nterface Options s creen, f oll ow this menu sel ection seque nce: Main M enu → Config uration → Current Confi guration → Network T able A-[...]

A. Conf iguration Options 8784-A2-G B20-30 F ebruary 2001 A-3 A utoRate P ossib le Settings : Enable, Disab le Def ault Setting : Disable Determines wheth er the unit au tomati cally adjust s to the best li ne rate f or condit ion s, or is fix e d at the r ate in the DSL Li ne Ra te fiel d. T he auto matical ly se t rate ca nno t e xceed DSL Line R[...]

A. Configu ratio n Opt ion s A-4 February 2 001 8784-A2-G B20-30 DSX-1 Interface Options F or D SX-1 Inte rf ace Options, refer to T able A -2, DSX- 1 Interface Options . T o access the DSX- 1 Interface Opt ions scre en, follow this menu sel ectio n sequenc e: Main M enu → Config uration → Current Confi guratio n → DSX-1 main/config/DSX-1 Hot[...]

A. Conf iguration Options 8784-A2-G B20-30 F ebruary 2001 A-5 T able A-2. DSX-1 I nterface Options (1 of 2) Po r t S t a t u s P ossib le Settings : Enable, Disab le Def ault Setting : Enable Determines whethe r the port can be con figured and u sed. Enable – The port can be conf igured and us ed. Disab le – The por t cannot be c onfigured or u[...]

A. Configu ratio n Opt ion s A-6 February 2 001 8784-A2-G B20-30 Send (AIS) on Netw ork F ailure P ossib le Settings : Enable, Disab le Def ault Setting : Enable Specifies the action taken on the signal transmitte d to the DSX-1 w hen a v alid sign al cannot b e recov ered from the network inte rface ( LOS or OOF). Enable – An Alarm Indication Si[...]

A. Conf iguration Options 8784-A2-G B20-30 F ebruary 2001 A-7 Copy P orts Op tions Y ou can c op y t he config uration opti ons of one DSX-1 inte rface and DSL lo op to another u sing the Copy P or t s screen. F or Co p y Ports options, re f er to Ta b l e A - 3 , Copy P or ts Optio ns . T o a ccess the Copy P or ts s creen, f oll ow this menu sel [...]

A. Configu ratio n Opt ion s A-8 February 2 001 8784-A2-G B20-30 System Options F or System Op tions, re fer t o T able A- 4, Syst em Option s . T o access the Syst em Options screen, follow this m enu selecti on se quence: Main M enu → Config uration → Current Confi guratio n → Syste m main/config/system Hotwire Slot 4 Model: 8784 SYSTEM OP [...]

A. Conf iguration Options 8784-A2-G B20-30 F ebruary 2001 A-9 T able A-4. Sys tem Options DSL Mode P ossib le Settings : LT U , NTU Def ault Setting : LT U Controls whether the un it is con figured as a control unit or tributary unit. LT U – The unit is c onfigured as a control un it (Line T erm ination Unit). NTU – The unit is configu red as a[...]

A. Configu ratio n Opt ion s A-10 February 2 001 8784-A2-G B20-30 Management and Communication Menu The Mana gement and Communic ation Menu i ncludes the following: T el net Session Options ( Ta b l e A - 5 ) General S NMP Manag ement O ptions ( Ta b l e A - 6 ) SNMP NMS Secu rity O ptions ( Ta b l e A - 7 ) SNMP T rap Opti ons ( Ta b l e A - 8 ) T[...]

A. Conf iguration Options 8784-A2-G B20-30 F ebruary 2001 A-1 1 T able A-5. T elnet Session Opti ons (1 of 2) T elnet Session P ossib le Settings : Enable, Disable Def ault Setting : Enable Specifies if the unit w ill respon d to a T elnet session request from a T elnet clie nt on an interconn ected IP netw ork. Enable – Allows T elnet se ssions [...]

A. Configu ratio n Opt ion s A-12 February 2 001 8784-A2-G B20-30 General SNMP Management Options T o ac cess the G eneral SNMP Manage ment Options screen, f ollow this menu sele cti on se que nce : Main M enu → Config uration → Current Confi guratio n → Managemen t and Communi catio n → General SN MP Mana gement Disconnect T ime (Min utes)[...]

A. Conf iguration Options 8784-A2-G B20-30 F ebruary 2001 A-1 3 T able A-6. General SNMP Mana gement Options SNMP Ma na geme nt P ossib le Settings : Enable, Disable Def ault Setting : Disable Enabl e or disa bles the SNMP manag ement f eatures . Enable – Enabl es SNMP manag ement ca pabilities . Disable – Dis ables SNM P manage ment capabi lit[...]

A. Configu ratio n Opt ion s A-14 February 2 001 8784-A2-G B20-30 SNMP NMS S ecurity Op tions T o ac cess the S NMP NM S Secur ity O ptions s creen, follow this menu se lection seque nce: Main M enu → Config uration → Current Confi guratio n → Managemen t and Co mmunica tion → SNMP N M S Security main/config/management/security Hotwire Slot[...]

A. Conf iguration Options 8784-A2-G B20-30 F ebruary 2001 A-1 5 T able A-7. SNMP NMS Security Opti ons NMS IP V alidation P ossib le Settings : Enable, Disable Def ault Setting : Disable Specifies whether se curity check ing is perf ormed on t he IP address of SNMP managem ent syst ems attempt ing to acces s the node . Enable – Security chec king[...]

A. Configu ratio n Opt ion s A-16 February 2 001 8784-A2-G B20-30 SNMP T rap Options T o ac cess the SNM P T rap s Optio ns scr een, follow this me nu selec tion seq uence : Main M enu → Config uration → Current Confi guratio n → Managemen t and Co mmunica tion → SNMP T raps main/config/management/trap Hotwire Slot: 4 Model: 8784 SNMP TRAPS[...]

A. Conf iguration Options 8784-A2-G B20-30 F ebruary 2001 A-1 7 T able A-8. SNMP T rap Options (1 of 2) SNMP T raps P ossib le Settings : Enable, Disable Def ault Setting : Disable Controls the genera tion of SNM P trap mess ages. Enable – SNMP trap m essages are s ent out to SN MP managers . Disable – No SNM P trap messag es are sent o ut. Num[...]

A. Configu ratio n Opt ion s A-18 February 2 001 8784-A2-G B20-30 Enterprise Spec ific T raps P ossib le Settings : Enable, Disable Def ault Setting : Disable Determines if SNMP traps are g enerated for en ter prise-speci fic e vents . Enable – SNMP traps are generat ed f or enterpriseSpecific e vents . NO TE: Ref er to Enterprise-Specif ic T rap[...]

8784-A2-G B20-30 F ebruary 2001 B-1 B Standards Compliance f or SNMP T raps SNMP T rap s This sec tion des cribes the unit's compli ance w ith SNMP sta ndard s and any specia l operation al features for the SNMP traps suppor ted. T he unit s uppor ts the f oll owing tra ps: war m St ar t authen ticationF ailu re linkUp a nd linkD own warmStart[...]

B. Standard s Complia nce for SNMP Trap s B-2 Fe bruary 2001 8 784-A2-GB20-30 linkUp and linkDown The link SNMP traps ar e: linkUp – The uni t recogn izes that one of the com munication inter f aces i s operationa l. linkDown – The unit recogni zes that one o f the co mmunicatio n inter f aces is not operati onal. The networ k and synchron ous [...]

B. Standard s Complia nce for SNMP Trap s 8784-A2-G B20-30 F ebruary 2001 B-3 Enterprise-Specif ic T raps The ente r pri seSpe cific trap i ndicates that an enter pr ise- specifi c ev ent has occurre d. The Specifi c-trap field identi fies the par tic ular trap t hat occur red. T he f oll owing table lists the enter pri se-sp ecific traps suppor te[...]

B. Standard s Complia nce for SNMP Trap s B-4 Fe bruary 2001 8 784-A2-GB20-30 The tes ts that affect the en ter pr iseT estStar t, ente r pri seT estStop, and the v a riable-bin dings ar e different for each par tic ular int erf ace . Diagnosti c tests are only su ppor ted on t he physical T1 netwo rk a nd user data por t inter f ace s. The specifi[...]

8784-A2-G B20-30 F ebruary 2001 C-1 C Connector Pin Assignment s Overview This se ction list s the pin assig nments for the front panel 50-pi n DTE conne ctor . F or informati on about th e DSLA M connec tors, see the ap propr iate DS LAM in stallati on document . Front P anel 50-pi n DTE Connector Pinouts DTE co nnectors on the Hotw ire 8784 T er [...]

C. Conne ctor Pin Assi gnments C-2 February 2 001 8784-A2-G B20-30[...]

8784-A2-G B20-30 F ebruary 2001 D-1 D T echnical Specif ications Specifications Criteria* Size Length: 1 0 inches (25 .4 cm) Height: 12.3 inches (31.1 cm) Width: 0.8 inch (2.0 cm) We i g h t Ap proxima tely 1 .3 l bs. (0.6 k g) Appr ova ls Saf ety Cer tificati ons Ref er to the eq uipment's label f or approv als on product. Po w e r The Hotwir[...]

D. Techni ca l Sp ec ific at ion s D-2 February 2 001 8784-A2-G B20-30[...]

8784-A2-G B20-30 F ebruary 2001 GL-1 Glossary 511 A rando m bit test 51 1 b ytes in le ngth. AIS Alarm Indicati on Signal. A s ignal trans mitted do wnstream i nstead of the norm al signal to preserve tr an smissi on con tinu ity and to indica te to the res t of the netw ork that a f ault e x ists . Also called a Blue Alar m. AMI Alternate Mark In [...]

Glossa ry GL-2 February 20 01 8784-A2-GB20-30 DSR Data Set Rea dy . A signal from t he modem to the DTE that ind icates the m odem is turned ON and c onnected to the DTE. DSX-1 Digital Si gnal Cross Con nect le vel 1. An interc onnection po int fo r terminals, m ultiple x ers and tr ansm issi on facili ties. DTE Data T erminal Equip ment. The equ i[...]

Glossary 8784-A2-G B20-30 F ebruary 2001 GL-3 FTP File T ra nsfer Pr otoc ol. A TC P/IP stan dar d pro toc ol th at a llows a user on on e ho st t o acce ss and tr ansf er files to a nd from anoth er host ov er a network, pro vided tha t the client s upplies a login identifie r and pass word to the server . G.703 An ITU recommen dation f or the phy[...]

Glossa ry GL-4 February 20 01 8784-A2-GB20-30 ro ut e r A dev ice that co nnects LANs by dy namically rout ing data a ccording to destination and av ailab le rout es. RS-449 An Ele ctronic Industries Association 's standard f or a g eneral-purpose , 37-position , DCE/DTE interfa ce . RT S Request t o Send. A signa l from the DTE to the de vice[...]

8784-A2-G B20-30 F ebruary 2001 IN-1 Index A Abort All T ests, 5-1, 5-9 access Communi ty Name, A-13 SNMP, 7-4 to asyn chronous term inal interfa ce, 2-3, 7-1 to the as ynchronous terminal interface, 2-1 Acce ss Leve l effectiv e, 7-1 functio ns av ail abl e for, 7-1 NMS, A-15 Telnet, A-11 Adminis ter Log ins , 7-2 Administrat or ATI ac cess le vel[...]

Index IN-2 February 2001 8784 -A2-GB20-30 D del eting a Logi n I D, 7-3 Desti nation, SNMP trap s, A-17 Device and tes t monitoring, 1-2 Failed self-tes t result, 4-5 statu s me ss age , 4-3 messa ges , 6-3 Name, 3-2 Test s, 5-8 diagnos tics, 1-2 dimens ions, D-1 Disc onnect Time , for Telnet se ssion, A-12 Display LE Ds, 4-13 docume nts, relat ed,[...]

Index 8784-A2-G B20-30 F ebruary 2001 IN-3 Link Trap Inter faces, A-18 Traps, A-18 Up LEDs, 4-14 link-la yer protocols , 8 -1 link U p an d link Dow n trap s, B-2 local L ine Loopbac k (LLB), 5-3 manage ment featu res, 1 -2 LOF (Los s Of Frame) sta tus messag e, 4-3 login DSLAM, 2-2 Telnet re quirement, A-11 Login ID , 7-1 access leve ls, 7-1 addin[...]

Index IN-4 February 2001 8784 -A2-GB20-30 P Pass ed, self-te st result , 4- 5 pattern te st, 5-7 Peer IP Addre ss, A- 3 perf orman ce st atis tic s Current Network Performan ce, 4-10 DSX-1 Perfo rmance Statis tics, 4-11 Error Statis tics, 4-6 Network Performance Sta tistics, 4-8 physic al environm ent requir ements, D-1 pin as sign men ts , C-1 Por[...]

Index 8784-A2-G B20-30 F ebruary 2001 IN-5 T tech nical spec ifications, D-1 Telco init iat ed Line Lo opback, 5-10 Loopbac k, enabl ing/disabli ng, A-9 Payload Loopback , 5-10 Remot e Line Loopb ack, 5-11 Remot e Line Loopb ack, enabli ng/disablin g, A- 9 Telnet Login R equired, A-11 Session access req u ireme nt, 7-1 enablin g/disabling , A-11 Op[...]

Index IN-6 February 2001 8784 -A2-GB20-30[...]